Remove usage of kernel headers, deprecated since linux-headers-2.6.18.
Patch by Shunichi Fuji <palgowr@gmail.com>.

See bug #156306

--- jfbterm-0.4.7.orig/fbdpsp.c	2003-08-30 03:48:16.000000000 +0900
+++ jfbterm-0.4.7/fbdpsp.c	2006-11-27 01:22:20.000000000 +0900
@@ -827,8 +827,7 @@
 
 #ifdef JFB_VGA16FB
 
-#include <asm/io.h>
-#include <asm/system.h>
+#include <sys/io.h>
 
 #define GRAPHICS_ADDR_REG 0x3ce         /* Graphics address register. */
 #define GRAPHICS_DATA_REG 0x3cf         /* Graphics data register. */
